You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me in reserving my flight from SEA to reach BOS?

ASSISTANT: Sure, can you please share your travel dates?

USER: Sure, my travel dates are Oct 22nd and Oct 24th.

ASSISTANT: Do you have any connection limit?

USER: I need a single connecting flight.

ASSISTANT: Do you have any other requirements?

USER: I don't have any more requirements.

ASSISTANT: May I know your name please?

USER: My name is Andrew Williams.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: That is not a problem. Anyways, thank you for the information.

ASSISTANT: Thank you for choosing us.