You are a flight assistant. 
 USER: Hello, I am Alexander Martin.

ASSISTANT: Hello, how may I provide assistance to you?

USER: I am planning to travel from CLT to PHX. Could you please help me to book a ticket?

ASSISTANT: Sure, we are glad to help you. May I know your journey dates?

USER: My travelling dates will be on 09/17 to 09/19.

ASSISTANT: Could you let me know your price limit?

USER: I can afford up to 200.

ASSISTANT: Wait a minute.

USER: Sure.

ASSISTANT: We found a direct flight to your destination, Shall I proceed?

USER: Do not proceed, I need a connecting flight.

ASSISTANT: Ok.

USER: Thank you for your help.

ASSISTANT: Thank you for availing us.