You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to attend my grandfather's home from LAS to HOU.Can you please help me out?

ASSISTANT: Sure, could you help me with travelling dates?

USER: The dates are from 06/26 to 06/28. Connection limit should be 1.

ASSISTANT: Ok. Give me a moment.

USER: Ok.

ASSISTANT: Sorry to say that there are no flights found matching your requirement.

USER: That's ok.

ASSISTANT: Sorry for the inconvenience.

USER: Thank you for your help.

ASSISTANT: Can I know your name for documentation purpose?

USER: My name is Matthew Adams.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.