You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you?

USER: I am Brenda Allen. Can you please reserve me a flight ticket from BOS to SFO?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are Aug 24 and mAug 26.

ASSISTANT: Ok, may I know your depart and arrival timings?

USER: My return time is morning.

ASSISTANT: Do you need connecting flight?

USER: Yes, I need a connecting flight.

ASSISTANT: Sorry, no flights found on your route.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you.