Chloe Moretz and Keira Knightley star in new trailer for romcom Say When

and

star in this new trailer for

a romantic comedy out in the UK this November.Chloe stars as Annika, a teenager who befriends Keira's 28-year-old Megan, a young woman who recently broke up with her long term partner and has floundered in her career.

Seeking somewhere to temporarily escape to, Megan moves in with Annika and her single father (Sam Rockwell).Speaking about working with Keira at Sundance Film Festival in 2014, Chloe revealed: "

, I watched

every day. "So when I had the pleasure to work with her, I was really excited."Keira added of the film: "I loved the simplicity of the story and through it the complexity, it's very true to human nature... It's the stuff that life is made of."

"I thought they would be great for the role and I asked and they all said yes,

" said director Lynn Shelton.Chloe has recently been r

and in a recent interview finally addressed the rumours during an

on

this week. While taking call-in questions, Chloe was asked by a

viewer if she and 15-year-old Brooklyn are more than just friends.

Chloe Moretz and Brooklyn Beckham step out together at a Jay-Z concert

"I don't know.

. I enjoy

with him." Her host Andy Cohen then asked if she simply didn't want to "put a label on it". "Maybe," she replied.

Chloë and Brooklyn have been spotted together a number of times over the summer – in August alone,

, were seen at an Ed Sheeran concert in LA, and Brooklyn supported Chloë at the premiere of her new film,

which has been titled Laggies in the United States will be released in the UK on November 7th.