You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to visit Denver in this month so could you please help me in flight ticket booking process from BOS to DEN?

ASSISTANT: Sure, let me know your travelling dates?

USER: Thank you for your response, I want to take off on Aug 07 and book my return ticket also on Aug 09.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I am ok with any flight on that dates so please check with that above details.

ASSISTANT: Do you have any other specifications?

USER: I already mentioned, I don't have any specifications.

ASSISTANT: May I know your good name please?

USER: Sure, my name is Carolyn Miller.

ASSISTANT: Thanks for your details, there is no flight found on your journey dates.

USER: It's ok no problem. Thank you for your information.

ASSISTANT: Thank you for availing us.