You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Larry Hall here.

ASSISTANT: How can I help you?

USER: I want to watch rugby match, so please book my ticket from SEA to JFK.

ASSISTANT: Your travelling dates please?

USER: My trip dates are 10/14 and 10/16.

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

USER: It's ok, thank you for checking.

ASSISTANT: Thank you for choosing us.