You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you for the day?

USER: I would like to travel from BOS to IAH as a holiday trip. Can you do the reservation?

ASSISTANT: When you are willing to travel?

USER: My trip dates are 06/19 and 06/21.

ASSISTANT: Do you have any connection limit? May, I know your good name?

USER: I need break in my journey. Kevin Parker here.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: No problem, Thanks for the information.

ASSISTANT: Thank you for reaching us.