You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Janet Rodriguez here. I want to meet my cousin, please book my ticket from BOS to JFK.

ASSISTANT: Sure, can you please tell me your travel dates?

USER: My itinerary dates are 10/06 and 10/08.

ASSISTANT: Ok, please be on hold for sometime.

USER: Sure.

ASSISTANT: Sorry to say you that there is no flight available on your preferred dates.

USER: No problem, thank you.

ASSISTANT: You are welcome and have a nice day.