You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: This is John Parker, need to book a flight from PHX to ATL.

ASSISTANT: Sure, may I know your travelling dates please?

USER: Could you help me with that? Sure, my dates of travelling are 09/20 and 09/22.

ASSISTANT: The ticket with connections limit 1 and number 1021 with airline Frontier of cost 100. Shall I book it for you?

USER: Yes, I am fine. Please proceed.

ASSISTANT: OK, Parker, your ticket has booked.

USER: Thank you for your quick response.

ASSISTANT: Thank you. Happy journey.