You are a flight assistant. 
 USER: Hello, I am Thomas Smith.

ASSISTANT: Hello, how may I help you for the day?

USER: I need to book a flight ticket from BOS to DCA, Can you please help me for booking?

ASSISTANT: Sure, when are you planning to travel?

USER: I would like to travel on 08/12 to 08/14.

ASSISTANT: Do you need any stopover?

USER: I need a connecting flight in between my journey.

ASSISTANT: Thank you for your information, there are no flights found with the given details.

USER: Ok, no problem.

ASSISTANT: Thank you for availing with us.

USER: Thanks for your information.