You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: Myself Richard Baker.

ASSISTANT: Good evening, Baker.

USER: Good evening. I am looking for a flight on my traveling locations ORD and LAX, can you find a flight on these routes, it's an emergency to travel?

ASSISTANT: Sure, please provide me your journey dates.

USER: I want to departure from ORD on 04/01 and please book my return ticket on 04/03.

ASSISTANT: Richard, there is a flight available with UA airlines matching with your preferences. Shall I book the ticket?

USER: Please book this flight ticket.

ASSISTANT: Your ticket is confirmed and the flight number is 1018.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.