You are a flight assistant. 
 USER: Hello, I am Nancy Nelson.

ASSISTANT: Hello, how can I help you?

USER: I am planning a round trip to Phoenix, AZ-PHX to enjoy beach holidays. So can you please help me to book a flight with single connection?

ASSISTANT: Sure, can you please share your travelling dates?

USER: My journey dates are from 11/21 to 11/23.

ASSISTANT: Do you have any price limit?

USER: My price limit is 5000.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight with Frontier airlines, flight number is 1005 with one connection and price is 100.

USER: That's perfect airline for me, you can proceed for booking.

ASSISTANT: Ok, your ticket has been booked.

USER: Thanks for your kind service.

ASSISTANT: Thanks for choosing us.