You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Rebecca Taylor.

ASSISTANT: How can I  help you?

USER: Can you help me booking a flight ticket from PHX to SFO?

ASSISTANT: Your travelling dates please?

USER: I will start on Oct, 02 and return on Oct, 04.

ASSISTANT: I am sorry no flights found on your route.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for choosing us.