You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Ashley Miller.

ASSISTANT: How can I aid you now?

USER: Please help me in booking from JFK to SFO.

ASSISTANT: Sure, may I know your travel dates please?

USER: My travelling dates are from Nov 12 to Nov 14.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: May I know about your class preference?

USER: I am comfortable with any class.

ASSISTANT: Do you have any other preferences?

USER: I want to return in the morning.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Sorry, no flights are running on your desired routes.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for opting us.