You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: My name is Mark Gonzalez. I want to book a flight ticket from IL - ORD to NY - LGA to meet my sister. Please help me in booking a flight ticket.

ASSISTANT: Sure, may I know your travelling dates?

USER: My trip dates are from 10/28 to 10/30.

ASSISTANT: Do you need a halt in between journey?

USER: Yes, I need any halt in between my journey.

ASSISTANT: Hold a minute.

USER: Sure.

ASSISTANT: We found a flight on Hawaiian airline, flight number as 1003 with the fare of 200. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.