You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Scott Roberts.

ASSISTANT: How can I assist you?

USER: I am planning to travel from ATL to BOS.

ASSISTANT: Sure, can I know the travel dates please?

USER: My date of travelling is on 01/25 to 01/27.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: Sorry, there are no flights on your dates.

USER: That's ok.

ASSISTANT: Thank you for approaching us.

USER: Thank you.