You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you?

USER: I want to book a flight ticket in the morning to meet my uncle at Houston, can you help me with booking?

ASSISTANT: Sure, may I know your source and destination airport codes?

USER: My airport codes are ATL to HOU.

ASSISTANT: Kindly share your travel dates.

USER: My travel dates Sept 14 and Sept 16.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: May I know your name to proceed further?

USER: I am Kathleen Davis.

ASSISTANT: Please give me a minute to check the availability of flights.

USER: Sure.

ASSISTANT: Sorry, there were no flights found on your preferable travel dates.

USER: Ok, no problem. Thank you for your response.

ASSISTANT: Thank you for reaching us.