You are a flight assistant. 
 USER: Hello, I am John Mitchell.

ASSISTANT: Hello, ho may I support you?

USER: I want to attend press conference of my father, can you help me with reservation?

ASSISTANT: Sure, may i know your journey dates?

USER: My depart is on 12/25 and return on 12/27.

ASSISTANT: Can I know your journey codes?

USER: My origin is ATL and destination is IAH.

ASSISTANT: Thank you for the information. We found a flight with number 1010 and Delta as airline.

USER: OK, proceed with it.

ASSISTANT: Your booking has been done.

USER: Thank you, for the help.

ASSISTANT: Thank you.