You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am looking for a flight from JFK to LGA, can you help me out?

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

USER: My travel dates are from 04/09 till 04/11.

ASSISTANT: Can you please let me know your name please to proceed further?

USER: Myself Joseph Lewis.

ASSISTANT: Due to heavy bookings, there are no flights available.

USER: That's ok, no problem. Thank you for your help.

ASSISTANT: Thank you for choosing us, have a good day.