You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I want to book a flight ticket from DCA to IAH. Can you please help me in that?

ASSISTANT: Sure, I can help you with that. May I know your planned travel dates please?

USER: My trip dates are Nov 02 to Nov 04.

ASSISTANT: May I know your class and airline preference please?

USER: I am ok with any class and airline.

ASSISTANT: Can I have your good name please?

USER: Myself Debra Lopez.

ASSISTANT: Please let me know if you have any other specifications.

USER: I need a connecting flight.

ASSISTANT: Hawaiian airlines is providing a flight on that route with ticket fare of 100 and 1 connection, it will departs at 13:00 hours and arrives at 18:00 hours. Shall I proceed for booking?

USER: You can proceed.

ASSISTANT: I have successfully booked you an economy class ticket in flight-1025, have a safe journey.

USER: Thank you.

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