You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I am Larry Gonzalez. I am planning to celebrate Christmas with my family members at Houston IAH, can you help me with booking?

ASSISTANT: Sure, kindly provide me your journey dates?

USER: My trip dates are 12/06 and 12/08.

ASSISTANT: From which airport you wish to board from?

USER: My starting point is Boston BOS.

ASSISTANT: Do you have any other specifications?

USER: Yes, I need a halt.

ASSISTANT: Thanks for giving details. Sorry to say that, no flights are running on your requested dates.

USER: No issues. Thank you.

ASSISTANT: Thank you for reaching us.