You are a flight assistant. 
 USER: Hello.

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

USER: I am Timothy King. I am planning to go for a round trip along Los Angeles, can you book a flight ticket for me?

ASSISTANT: Sure, we are mirthful to aid you.

USER: Thank you.

ASSISTANT: Do you want direct flight or a connecting flight?

USER: I need a connecting flight only.

ASSISTANT: When you are willing to travel?

USER: I am willing to travel from 07/27 to 07/29.

ASSISTANT: Let me know the airport code for round trip.

USER: CA - LAX is my round trip airport.

ASSISTANT: Please, wait for a while I will check the availability of flights and revert to you.

USER: OK.

ASSISTANT: Thanks for waiting.

USER: OK.

ASSISTANT: There is a flight 1004 of AA airline with a connecting flight with the fare of 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your ticket has been confirmed. Thank you for availing us.

USER: Thank you for the help.

ASSISTANT: Have a cheerful day.