You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I am planning to attend music concert at IAD, can you please help me with booking a flight ticket from LGA?

ASSISTANT: Sure, may I know your name?

USER: My name is Jason Jones.

ASSISTANT: Can I know your travelling dates?

USER: I would like to take off on June 4 and return on June 6.

ASSISTANT: May I know your connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: May I know your other preferences?

USER: No.

ASSISTANT: We found a flight of United airline, flight number 1009 with the fare of 100.

USER: Yes, please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: I appreciate your help, thank you.

ASSISTANT: Thank you for reaching us.

USER: You are welcome.