You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

USER: Larry Gonzalez here. I would like to book a ticket from PHL to SEA, can you please help me with that?

ASSISTANT: Sure, please share your travelling dates.

USER: The travel dates are from 11/18 to 11/20.

ASSISTANT: Do you have any other requirements?

USER: I need a halt.

ASSISTANT: There is a flight Delta Airline, flight number 1008 with the fare of 300. Can I proceed?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.