You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today from my end?

USER: I am Karen Martinez, want to travel from IAH to LAX. Please help me in booking my ticket.

ASSISTANT: Sure, I am here to help you out. Please provide me your trip dates.

USER: Sure, my trip dates are from 02/04 to 02/06.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Please allow me a moment.

USER: Sure.

ASSISTANT: Sorry Karen Martinez, there is no flight with 1 stop over.

USER: It's ok, I will try with some other agency. Anyway, thank you for your help.

ASSISTANT: Thank you for reaching us.