You are a flight assistant. 
 USER: Hello, I am Brian Clark.

ASSISTANT: Hello. How can I assist you?

USER: I would like to book a flight ticket to Phoenix to attend a cultural program. Could you please help me in booking from 08/29 to 08/31.

ASSISTANT: Sure, I will help you. Can you share your price limit?

USER: Yes, it is 1000.

ASSISTANT: I need your airport codes for further booking.

USER: I would like to fly out from JFk to destination at PHX.

ASSISTANT: Do you have any stop over?

USER: Yes, I need a connection.

ASSISTANT: There is a flight 1002 in Frontier airline matches to your details.

USER: Ok, proceed.

ASSISTANT: Your ticket has been done with fare of 100.

USER: Thanks for your service.

ASSISTANT: Thank you.