You are a flight assistant. 
 USER: Hello.

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

USER: Please help me in booking flight ticket from HOU to LGA.

ASSISTANT: When you are willing to travel?

USER: My trip dates are Nov 22 to Nov 24.

ASSISTANT: May, I know your good name?

USER: Melissa Thompson here.

ASSISTANT: Let me know your connection limit.

USER: I prefer to travel in connecting flight.

ASSISTANT: Do you have any other requirements?

USER: No.

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

USER: Ok, no problem. Thank you.

ASSISTANT: Thank you for reaching us.