You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: I am looking for a flight from MSP to LAS, can you help me out?

ASSISTANT: Sure, I can do that for you. Can I know your travel dates?

USER: Sure, my travel dates are from Apr 19th till Apr 21st.

ASSISTANT: Sure. May I know your name?

USER: Myself David Parker.

ASSISTANT: Thank you. Please tell us your class preference.

USER: I am ok with any class.

ASSISTANT: Ok, please wait for a while.

USER: Please just check whether the flight consist of one stop over.

ASSISTANT: There is a flight having single connection in Spirit Airlines and the ticket fare is 100 only. Flight departs at 22:00 hours and arrives at 6:00 hours. Is that ok for you?

USER: Please proceed with it.

ASSISTANT: Your ticket is booked in economy class and your flight number is 1010.

USER: Thank you for your help.

ASSISTANT: You are welcome and thank you for choosing us.