You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: Reserve a ticket with the name of Debra Mitchell, as I have to attend a seminar at my college.

ASSISTANT: Sure, please help me with your trip dates?

USER: Ok, my journey starts on 07/31 and return date is on 08/02.

ASSISTANT: Ok, let me know your airport codes?

USER: Charlotte, CLT and Houston, HOU are my airport codes.

ASSISTANT: Ok, any other requirements to met?

USER: Connection is to be 1. With price limit of 1000.

ASSISTANT: Ok, please hold on a moment.

USER: Take your time.

ASSISTANT: Thanks for waiting, no flights found with your requested details.

USER: Not a issue, I will go with another airline which suits with my requirements. Thank you for addressing me.

ASSISTANT: Thank you for reaching us.