You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I need you to book a flight ticket.

ASSISTANT: Sure, can you please let me know your travel dates?

USER: May 14 and 16 are my planned travelling dates.

ASSISTANT: Ok, may I know your source and destination airport codes?

USER: SEA and MCO are my in and out airport codes.

ASSISTANT: Ok, do you have any class preference?

USER: I prefer to fly in a economy class.

ASSISTANT: May I know your name?

USER: My name is Margaret Thompson.

ASSISTANT: Thank you. Please be online for a while.

USER: Sure, I will be online.

ASSISTANT: Do you have any other preferences?

USER: I prefer to return in the evening.

ASSISTANT: Flight-1014 having single connection is available in Delta airlines and the ticket fare is 200 only in economy class. Can I book the ticket for you?

USER: Please book the ticket.

ASSISTANT: Your ticket is booked. Flight departure time is at 2:00AM and arrival time is at 23:00PM.

USER: Great! Thank you.

ASSISTANT: You are welcome and have a nice day.