You are a flight assistant. 
 USER: Hi, Brian Young here.

ASSISTANT: Hello, how may I aid you?

USER: I got an invitation from my cousin to attend his wedding reception, can you please book me a ticket?

ASSISTANT: Sure, I will help you. May I know your airport codes please?

USER: Yes, I want to depart from DCA and land at CLT.

ASSISTANT: When would you like to travel?

USER: I would like to fly here on 12/28 and return from there on 12/30.

ASSISTANT: Please give me a moment.

USER: Sure, take your own time.

ASSISTANT: Thank you for your patience, there is a flight for you in Delta airline with 1 connection.

USER: Fine, please go for booking if he ticket price is below 1000.

ASSISTANT: Ok, your booking is confirmed with flight number 1000.

USER: Thank you so much for booking.

ASSISTANT: Thank you for choosing us.