You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am Jeffrey Carter. I wan to attend my friend marriage at EWR, can you please help me to book a ticket from LAS?

ASSISTANT: Sure, may I know your travelling dates?

USER: I have planned to travel on 07/27 and 07/29.

ASSISTANT: Hold on a minute.

USER: Ok, I will wait.

ASSISTANT: We found a flight on UA airline, flight number as 1018 with the fare of 100. Can I proceed?

USER: Yes, please book this ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.