You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you best today?

USER: I am Barbara Edwards need to book a ticket to Seattle WA-SEA,  can you please help me in booking?

ASSISTANT: Sure, I am happy to help you.

USER: Thank you.

ASSISTANT: At what price you are looking for?

USER: I can afford upto 5000.

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

USER: My travel dates are from 05/07 to 05/09.

ASSISTANT: May I know your origin point please?

USER: My origin is at DC-IAD.

ASSISTANT: Hawaiian airline is running a flight on your route with a low fare of 100. Shall I complete this booking?

USER: You can proceed with booking.

ASSISTANT: Ok, your booking is confirmed with 1010.

USER: Thank you.

ASSISTANT: Thank you for approaching us.