You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you today?

USER: I need to travel from BOS to DEN, can you help me in doing that?

ASSISTANT: Sure, can I know your trip dates?

USER: My trip dates are Mar 31 to Apr 02.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Can I know your name for booking your flight ticket?

USER: I am Betty Garcia.

ASSISTANT: Sorry, no flights are available in this route as per your requested dates.

USER: Ok, no issues. Thank you for the information.

ASSISTANT: Thank you for reaching us.