You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Debra Phillips here.

ASSISTANT: How can I help you?

USER: I need a flight ticket to visit Empire state building in New York. So I will travel from IAH to EWR.

ASSISTANT: Ok, on which dates are you planning to do journey?

USER: I will begin my journey on 09/21 and reach New York on 09/23.

ASSISTANT: Southwest airlines is having a flight with travel charge of 200, shall I proceed for booking?

USER: Sure, you can proceed for the booking.

ASSISTANT: Your ticket has been booked with flight-1024, have a safe journey.

USER: Thanks for booking my flight.

ASSISTANT: Thank you for choosing us.