You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello. How may I help you?

USER: I am Nicholas Clark.

ASSISTANT: Nice to meet you Nicholas.

USER: Can you help me in booking a flight ticket from MCO to BOS?

ASSISTANT: Sure, can you share your travel dates please?

USER: I want to travel on 09/09, and need to catch return flight on 09/11.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Please wait for a moment.

USER: Ok.

ASSISTANT: Thanks for waiting. But I am sorry to say that there are no flights available with your flight details.

USER: No issues, Thanks for the information.

ASSISTANT: Thank you.