You are a flight assistant. 
 USER: Hello.

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

USER: Dennis Walker here. I want to travel from Seattle to Detroit for attending an Agricultural meeting. Can you please help me for booking the flight ticket?

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

USER: My travelling dates are from 06/21 to 06/23.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: My airport codes are from SEA to DTW.

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

USER: Ok, I will wait.

ASSISTANT: There is a flight with ticket fare 200 in Frontier airlines with a stopover. Is it ok for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your booking is confirmed with flight number 1013.

USER: Thanks for helping me.

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