You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I need to book a ticket from LGA to IAH. Could you book a ticket?

ASSISTANT: Sure, I am happy to help you. Can I have your travelling dates?

USER: Travelling dates are from Nov, 24 to Nov, 26.

ASSISTANT: Do you prefer any break in between journey?

USER: I would prefer direct flight.

ASSISTANT: Are there any other specifications for you?

USER: I prefer normal-cost airlines.

ASSISTANT: May I know your good name?

USER: My name is Eric Lopez.

ASSISTANT: Delta Airlines is providing direct flight with the ticket fare of 100 and depart time is 10:00 hours, arrival time is 23:00 hours. Shall I proceed?

USER: Proceed for booking.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1023.

USER: Thank you.

ASSISTANT: Thank you for contacting us.