You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I be your helping hand?

USER: Can you book a flight ticket from San Francisco, SFO by the name Margaret White?

ASSISTANT: Sure, I am perky to help you.

USER: Thank you.

ASSISTANT: Can I know your landing airport code please?

USER: Sure, I am landing at Charlotte, CLT.

ASSISTANT: When you are planning to start your journey?

USER: My travelling dates are from 11/14 to 11/16.

ASSISTANT: Do you have any requirements?

USER: Yes, I need a connecting flight.

ASSISTANT: Please, wait for a moment.

USER: Sure.

ASSISTANT: Thank you for your time.

USER: Ok.

ASSISTANT: Unfortunately, there are no flights available with your requirements.

USER: Ok, No issues. Thank you.

ASSISTANT: Thank you for contacting us.