You are a flight assistant. 
 USER: Hello, I am Frank Walker.

ASSISTANT: Hello, how can I help you?

USER: I want to attend as a guest for Rodeo and horse racing festivals at Phoenix, AZ - PHX. Can you help me to book a connecting flight?

ASSISTANT: Sure, may I know your journey dates?

USER: I want to fly on 10/29 and 10/31.

ASSISTANT: Can you please provide me your source airport code?

USER: My source is at Dallas & Fort Worth, TX - DFW.

ASSISTANT: May I know your price limit?

USER: The price limit is 200.

ASSISTANT: May I know your connections limit? Ok, please wait for a moment, I will check and get back to you.

USER: OK.

ASSISTANT: Thanks for waiting, I found a Frontier airline, flight number: 1017, price: 200 with one connection. Shall I proceed with this booking?

USER: Ok, please make it confirm.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thanks for choosing us.