You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Gregory King, can you help me to find a flight from IAD to PHX?

ASSISTANT: Sure, can I know the travel dates please?

USER: My travelling dates are 04/14 and 04/16.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: There is a connecting flight in Southwest airline with price 200, can I book it?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been booked with flight number 1022.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us.