You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am Rachel Roberts. I am planning to meet my friends after a long time, can you please book a ticket to Boston, BOS?

ASSISTANT: Sure, can you please help me with your travelling dates?

USER: Traveling dates are 07/23 to 07/25.

ASSISTANT: May I know your origin airport code?

USER: Origin code is Charlotte, CLT.

ASSISTANT: Do you have any specifications?

USER: I need connecting flight. Price limit is 200.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: We found a flight with Frontier airlines, flight number is 1029 with one connection and price is 200.

USER: You can proceed.

ASSISTANT: Ok, your ticket has been booked.

USER: Thank you.

ASSISTANT: Thanks for choosing us.