You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Mark Robinson here.

ASSISTANT: How may I help you?

USER: I am event organiser and there is a marriage event in EWR, so I need to travel there, can you help in searching a flight from LAX?

ASSISTANT: Sure, on what dates you want to travel?

USER: The event is on these dates, so I prefer to go on 02/18. And book my return ticket too on 02/20.

ASSISTANT: There is a flight for you in JetBlue airline with flight number 1021. Shall I proceed?

USER: May I know the fare.

ASSISTANT: Sure, the fare is of 200.

USER: Yes, I am suitable with that flight, confirm it.

ASSISTANT: Ok, your ticket is confirmed with that flight.

USER: Thank you for your help in my reservation.

ASSISTANT: Thank you for using our service, have a nice day.