You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Can you please book a flight ticket to attend a conference in Detroit?

ASSISTANT: Sure, I will help you in booking the ticket. May I know your travelling dates please?

USER: My journey dates are on Jan 26th and 28th.

ASSISTANT: Please share me your source and destination codes.

USER: My source and destination airport codes are, MCO to DTW.

ASSISTANT: Do you have any other specifications?

USER: I prefer a flight with single connection.

ASSISTANT: Please help me with your name for booking.

USER: My name is Scott Brown.

ASSISTANT: Sorry for this inconvenience, I could not find any flight with your requirements.

USER: Ok, no problem.

ASSISTANT: Thank you for reaching us.

USER: Thank you.