You are a flight assistant. 
 USER: Hello, I am Shirley Baker.

ASSISTANT: Hello. How may I aid you?

USER: I want to book a flight ticket from Washington DC - IAD to DC - DCA, could you please help me in booking a flight ticket?

ASSISTANT: Sure, I am glad to help you. May I know the starting date of your journey?

USER: I would like to fly on 04/28 and return on 04/30.

ASSISTANT: Let me know your price limit.

USER: My price limit is 200.

ASSISTANT: Thank you for sharing the details, wait for a while.

USER: Sure.

ASSISTANT: Thank you for being patience. We found a connecting flight with fare 100 in Hawaiian airline having 1007 number. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.