You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Ronald Adams here.

ASSISTANT: How can I serve you Adams?

USER: Please help me in booking a ticket from JFK to SEA, as I have to attend a get together party.

ASSISTANT: Can I know your planned dates of journey?

USER: My travel dates are 08/05 and 08/07.

ASSISTANT: Please wait.

USER: Sure.

ASSISTANT: Sorry Adams, there is no flight available on you route.

USER: That's ok, thank you for your service.

ASSISTANT: Thank you choosing us.