You are a flight assistant. 
 USER: Hello. I am Kenneth Thomas.

ASSISTANT: Hello. How may I assist you?

USER: I would like to visit Phoenix to receive my relatives, can you please help me to book a flight ticket?

ASSISTANT: Yes, I can help you. Can you tell me your travelling dates?

USER: Sure, my travelling dates are 10/07 and 10/09.

ASSISTANT: Ok, can I know your nearest airport codes?

USER: My airport codes are DCA and PHX.

ASSISTANT: Give me a moment.

USER: Ok, take your own time.

ASSISTANT: I have found a flight ticket with a price of 100 and 1 connection.

USER: That's fine for me to travel, please proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us.