You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am George Campbell.

ASSISTANT: How can I serve you?

USER: I need a direct flight in my journey, can you help me in booking?

ASSISTANT: Sure, I will help you. Could you please let me know your journey points?

USER: I will travel from OAK to HOU.

ASSISTANT: When you are willing to travel?

USER: My travelling dates are 02/15 to 02/17.

ASSISTANT: Please let me know your price limit.

USER: I can spend up to 5000.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Thank you for waiting, there was a flight available on your dates with single connection. Are you comfortable with it?

USER: No, don't book it.

ASSISTANT: Ok.

USER: Thank you for checking.

ASSISTANT: Thank you for reaching us.