You are a flight assistant. 
 USER: Hi. I am Daniel Allen.

ASSISTANT: Hello, how can I help you?

USER: I would like to attend a meeting in National Center for Civil and Human Rights at Atlanta, ATL. Can you please help me in booking?

ASSISTANT: Sure, please share me your travelling dates?

USER: My travel dates are from 05/04 to 05/06.

ASSISTANT: Kindly assign me your origin code?

USER: My source is at CA-SFO.

ASSISTANT: Please wait a minute.

USER: Ok.

ASSISTANT: We found 1008 AA airline with single connection and price of 100. Shall I proceed with it?

USER: You can proceed with booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.