You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I need your help in booking a flight ticket to reach Phoenix.

ASSISTANT: Sure, may I know your travel dates?

USER: January 16 and 18 are my planned travelling dates.

ASSISTANT: Can you share your specific airport codes?

USER: IAD and PHX are the respective airport codes.

ASSISTANT: Do you need a stopover?

USER: Yes, I do need it.

ASSISTANT: May I know your good name please?

USER: My name is Linda Turner.

ASSISTANT: Do you have any other specifications?

USER: Nothing much to specify.

ASSISTANT: We found a connecting flight with cost 200 in Hawaiian airlines with economy class. Shall I proceed for booking?

USER: Yes, please.

ASSISTANT: Your booking is done with flight number 1021.

USER: Thanks for your support.

ASSISTANT: Thank you for choosing us.

USER: You are welcome.