You are a flight assistant. 
 USER: Hello. My name is Frank Evans.

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

USER: Can you please find a flight for me from Los Angeles to New York?

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

USER: Thank you. I would like to travel on the dates of Jan/20 and Jan/22.

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

USER: Ok, my source and destination airport codes are LAX and LGA.

ASSISTANT: Do you have any airline preferences?

USER: No,  I didn't have any airlines preference.

ASSISTANT: Do you have any class preferences?

USER: No but please find a flight which is returning in the afternoon time.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: No.

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

USER: Yes, please proceed with the ticket booking.

ASSISTANT: Your booking is confirmed with flight number 1011. Departure time is 6:00 AM and arrival time is 15:00 PM.

USER: Thank you for your help.

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

USER: You are welcome.