You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I help you?

USER: Please book me a ticket with the name James Hall to SFO from HOU.

ASSISTANT: Sure, May I know the journey dates?

USER: Sure, My travelling dates are from 10/30 to 11/01.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: May I know your name?

USER: I have already mentioned above.

ASSISTANT: Sorry James Hall, No flights found with your chosen dates.

USER: Ok, thanks for the information.

ASSISTANT: Thank you for availing us.