You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I am Edward Hernandez. I want to attend a wedding in Washington. Can you book a ticket from LGA to DCA?

ASSISTANT: Sure, may I know your journey dates please?

USER: I want to fly on 07/14 and 07/16.

ASSISTANT: Please give me a minute.

USER: Ok, take your time.

ASSISTANT: Edward, I found a flight in Southwest airlines with price 100. Shall I book the ticket?

USER: Yes, book the ticket for me.

ASSISTANT: Your ticket is confirmed and the flight number is 1008.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing our services.