You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be at your service today?

USER: I am Alexander Nelson. Can you please help me in flight ticket booking process from ATL to MSP?

ASSISTANT: Sure, when you are planning to make your journey?

USER: Thank you for your response, I want to departure on May 12 and please confirm my return ticket also on May 14.

ASSISTANT: Can you please mention your specifications?

USER: I want a normal cost airline flight ticket.

ASSISTANT: Ok, please stand by, I will check with the airlines and revert to you.

USER: Ok.

ASSISTANT: We found a direct with Delta airlines matching your preferences, and the fare of 200 in economy class. Shall I proceed?

USER: Please confirm this flight ticket for me.

ASSISTANT: Your ticket has been reserved with 1027 flight number.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.