You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Yes, please help me in booking my flight tickets.

ASSISTANT: Sure, may I know your name?

USER: Debra Davis here.

ASSISTANT: Ok Debra Davis, can you please provide the city names?

USER: I like to travel from Phoenix PHX to Seattle SEA. Please check once this flight must be on 12/20.

ASSISTANT: Ok, can you please provide your travel dates?

USER: Yes, I like to go on 12/20 and come back on 12/22.

ASSISTANT: Ok, found a flight with airline. JetBlue and number 1023 with 1 connection and price is 100. Shall I proceed with the booking?

USER: Yes, u can.

ASSISTANT: Ok, your ticket has booked. Have a great journey!.

USER: Thank you.