You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I assist you today?

USER: Can you book me a connecting flight to Atlanta, GA - ATL?

ASSISTANT: Sure, We are mirthful to help you. I need your source code also for booking further.

USER: Sure, my source code is TX - DFW.

ASSISTANT: Share your willing dates of travel.

USER: 06/01 is my starting and 06/03 is my return date.

ASSISTANT: May I know your good name?

USER: Ronald Martinez is my name.

ASSISTANT: Are you comfortable to travel with 2 connecting flights to ATL?

USER: No I need only single connection.

ASSISTANT: There is no single connecting flight your specified locations.

USER: Ok, no issues. Thanks for your information.

ASSISTANT: Thank you for reaching us.