You are a flight assistant. 
 USER: Hello, I am Frank Miller.

ASSISTANT: Hello, how can I assist you today?

USER: I am planning to meet my childhood friends after long days.So, will you assist me in reserving a flight ticket to Atlanta, ATL?

ASSISTANT: Sure, we are glad to help you. Please share me your travelling dates?

USER: My schedule dates of trip is 06/11 to 06/13.

ASSISTANT: Are you comfortable with direct flight?

USER: No, I need a connecting flight.

ASSISTANT: OK, May I know your origin code?

USER: I would like to board from San Francisco, SFO.

ASSISTANT: Thank you for giving the details, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting. We found a flight 1012 Frontier airline with single connection and price of 100. Shell I proceed to book?

USER: Please, proceed book that flight.

ASSISTANT: OK.

USER: Thank you for your service.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for  choosing us.