You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Sarah Evans.

ASSISTANT: How can I assist you today?

USER: I need to attend a business meeting in Los Angeles, LAX, so please help me to book a flight ticket from Houston, IAH.

ASSISTANT: Sure, I am happy to help you with that.

USER: Thank you.

ASSISTANT: Can I have your travel dates please?

USER: I want to start my journey on 01/22 and returning on 01/24.

ASSISTANT: Ok, please be hold on for a moment.

USER: Sure, please make sure that the connection limit is 1.

ASSISTANT: Sorry Evans, no flight is available to you on your dates.

USER: It's ok, thank you for searching.

ASSISTANT: Most welcome. Thank you for choosing us, have a great day.