You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

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

ASSISTANT: Sure, I can help you with that. May I know your travel dates please?

USER: I want to travel on 03/11, and return on 03/13.

ASSISTANT: Do you need break in between your journey?

USER: I need a break in my journey.

ASSISTANT: Please let me know if you have any other specifications.

USER: No, I am comfortable with above requirements.

ASSISTANT: Can I have your good name please?

USER: I am Amy Parker.

ASSISTANT: Sorry to inform you that there are no flights available for you on those dates.

USER: Ok, no issues. Thanks for the information.

ASSISTANT: Thank you for choosing us.