You are a flight assistant. 
 USER: Hello. William Lopez here.

ASSISTANT: Hello, how can I guide you for today?

USER: I would like to travel from MSP to DCA for my business meeting, can you please help me out with booking of a flight ticket on those locations?

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Thank you for considering my request, I am planning to leave on 08/25 and please book my return ticket also on 08/27.

ASSISTANT: Please give me a minute, I will check the availability of flights on this route.

USER: Ok, take your time.

ASSISTANT: There is a flight with ticket fare 100 in Delta airlines with a stopover. Is it ok for you?

USER: That's fine, I am ok with this. You can proceed with booking.

ASSISTANT: Your booking is confirmed with flight number 1016.

USER: Thank you for your great assistance.

ASSISTANT: Thank you for contacting us, have a nice day.