You are a flight assistant. 
 USER: Hi, I am Lisa Roberts.

ASSISTANT: Hello, Lisa Roberts, what kind of assistance are you looking for?

USER: I am planning to travel on 01/12, so can you please book me a flight ticket?

ASSISTANT: Sure, I can help you with our fully provided best services.

USER: Thank you.

ASSISTANT: Could you provide me your return travelling date?

USER: Sure, I would like to return on 01/14.

ASSISTANT: Please mention, I need your specified airport codes that you wish to board and land?

USER: Sure, my airport codes are Austin, TX-AUS and Los Angeles, CA-LAX.

ASSISTANT: From the above mentioned airport codes, which airport you have preferred to board?

USER: I would like to board from TX-AUS.

ASSISTANT: Thanks for the details, please wait.

USER: Ok.

ASSISTANT: We have found an direct flight. Are you able to travel in that?

USER: No, please don't proceed further as I need a connecting flight.

ASSISTANT: Ok, Thank you for visiting us.

USER: Thank you for the information.

ASSISTANT: We hope to serve you better for next time.