You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I guide you?

USER: I am Joseph Taylor from New York LGA.

ASSISTANT: Hello Joseph.

USER: I would like to visit Houston HOU to attend a business meeting, can you help me to find a flight?

ASSISTANT: Sure, when would you like to travel?

USER: My travel dates are 08/23 and 08/25. Make sure that connection must be 1.

ASSISTANT: Sorry Joseph, there are no flights available with connection 1.

USER: It's ok, no problem. Thanks for your valuable information.

ASSISTANT: Thank you for reaching us, have a nice day.