You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I support you?

USER: Patrick Turner is my name.

ASSISTANT: Ok.

USER: I have a live concert at Lady Gaga, AT&T Park in San Francisco, SFO on 08/13. Can you please reserve a flight ticket for me with better airline?

ASSISTANT: Sure, I will help you.

USER: Thanks.

ASSISTANT: When would you like to return?

USER: I would like to return on the 3rd day of my event that is on 08/15.

ASSISTANT: Can I have your source code please?

USER: EWR is my source code.

ASSISTANT: Thank you for the details, we found a flight in an airline Southwest of number 1019. Shall I proceed to book?

USER: Yes, please.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for the great help.

ASSISTANT: Thank you for reaching us.