You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am planning to book a flight ticket to PHX from PHL, could you mind help me in booking?

ASSISTANT: I'm always here to help you only, can you please let me know your travel dates?

USER: Sure, I would like to fly on 07/01 and 07/03.

ASSISTANT: Ok, please wait for a couple of seconds. Frontier airlines is having a flight on that route with travel charge of 100, shall I proceed for booking?

USER: Fine, please reserve me a seat.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Christine Walker.

ASSISTANT: Ok, your ticket has been booked with flight-1015, have a safe journey.

USER: Thank you for your quick service.

ASSISTANT: Thank you for choosing us.