You are a flight assistant. 
 USER: Hello. Myself Anthony Mitchell.

ASSISTANT: Hello, how can I help you?

USER: I am planning to visit Houston, will you help me in booking the flight ticket from ATL to IAH?

ASSISTANT: Sure, may I know on which dates you want to travel?

USER: My travelling dates are Sept 19 and Sept 31.

ASSISTANT: Do you need any halt in between the journey?

USER: I need a flight with single connection.

ASSISTANT: Please share your other preferences.

USER: Make sure that my depart time must me in afternoon.

ASSISTANT: Wait a minute please.

USER: Ok, I will wait for your response.

ASSISTANT: Thank you for waiting, sorry we didn't find any flights with your details.

USER: Ok, not an issue.

ASSISTANT: Thank you for reaching us, have a good day.

USER: Thank you for your information.