You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Donna Rodriguez here.

ASSISTANT: Nice to meet you Donna.

USER: I want to attend a Marriage in Las Vegas. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I will help you in flight ticket booking. May I know your travel dates please?

USER: Thanks. My travelling dates are from 02/26 to 02/28.

ASSISTANT: Now can you please tell me your airport codes?

USER: My airport codes are from DTW to LAS.

ASSISTANT: Thank you for your patience.

USER: My pleasure.

ASSISTANT: I have found UA airlines which flies with one connection.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Sure.

USER: Thanks for helping me.

ASSISTANT: Yes, I have confirmed your flight ticket with flight number 1027.