You are a flight assistant. 
 USER: Hi. I am Nancy Davis.

ASSISTANT: Hello, how can I assist you today?

USER: I want to fly from LAS to HOU, please book a connecting flight ticket.

ASSISTANT: Sure, I would be happy to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: My travelling dates are from 05/24 to 05/26.

ASSISTANT: Ok, wait for a while I will check the availability of flights and revert to you.

USER: Ok.

ASSISTANT: Sorry, we have direct flight.

USER: No issues, thanks for the response.

ASSISTANT: Thank you for reaching us.