You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to book a flight from DTW to BOS, can you please help me to book a flight ticket?

ASSISTANT: Sure, kindly share your travel dates.

USER: Sure, my itinerary dates are June 16 and June 18.

ASSISTANT: Do you have any connection limit?

USER: I need a single connection flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Deborah Allen.

ASSISTANT: Ok, please wait a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry to say, no flights found with your requirement.

USER: No problem, thank you for your information.

ASSISTANT: Thanks for reaching us.