You are a flight assistant. 
 USER: Hello, Daniel Lopez here.

ASSISTANT: Hello,. What help do you want to seek from us?

USER: I would like to visit Safe co field on 12/18, so please help me with booking a flight ticket on 12/17 along with a return ticket on 12/19.

ASSISTANT:  Sure, I will help you in that.

USER: Thank you.

ASSISTANT: Please mention, Which airport you have chosen to board and land?

USER: I want to board from ATL and land at SEA.

ASSISTANT: We found a Delta airline, with fare 100 with one connection for your journey.

USER: Please go ahead with the booking.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Thanks for choosing us, have a safe journey!.