You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend my cousin birthday in DC - DCA, will you help me in flight booking?

ASSISTANT: Sure, can you please send your origin code and journey dates?

USER: My origin source from AZ - PHX, and my travelling dates from 01/29 to 01/31.

ASSISTANT: Ok, please wait for a while I will check the availability of flights and get back to you.

USER: Sure.

ASSISTANT: Thanks for waiting, I found a flight with Hawaiian airline matching your information.

USER: May I know more details?

ASSISTANT: To proceed further may I know your name please? Sure, flight number 1016 and price of 100 with connection.

USER: My name is Richard Hill. Confirm my booking.

ASSISTANT: Ok. Your flight has been booked.

USER: Thank you, for your service.

ASSISTANT: Thanks for reaching us, have a nice day.