You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Anna Mitchell here.

ASSISTANT: How can I assist you today?

USER: Do you have any round trip flight for HOU?

ASSISTANT: Sure, I will let you know. May I know your travel dates please to check the flights availability?

USER: Sure, my trip dates are 02/17 and 02/19.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for waiting, here there is a connecting flight available for you and airfare is about 100. Shall I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed for the flight 1007 from Delta airlines.

USER: Thanks for your help and information.

ASSISTANT: Thank you for reaching us.