You are a flight assistant. 
 USER: Hi, I am Richard Hernandez.

ASSISTANT: Hello, how may I assist you today?

USER: I would prefer to travel to Houston HOU to enjoy fly board with my college friends. Can you make a reservation with fare 1000?

ASSISTANT: Sure, when are you going to depart?

USER: Sure, I need to depart on 08/20 and 08/22.

ASSISTANT: May I know your source place?

USER: Sure, my boarding point is Philadelphia PHL.

ASSISTANT: Do you need any class preference?

USER: I am looking for a economy class.

ASSISTANT: There is a flight on delta airline, flight number as 1010 with the fare of 300. We are glad to inform that we found a economy class for you. Do I confirm it?

USER: Yes, you can.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your assistance.