You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: My name is David Young. I would like to travel from DEN to EWR, could you help me out?

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

USER: My preferable dates are from 11/02 to 11/04.

ASSISTANT: There is a direct flight available on your requested dates from Jet blue airlines.

USER: Please proceed with the booking.

ASSISTANT: Your ticket is booked with flight 1026.

USER: Thank you.

ASSISTANT: You are most welcome.