You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, do you need any help from us?

USER: I am Lisa White here. I am planning to attend a meeting in New York, LGA. Could you please help me with booking a flight  ticket from SFO?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: My departure and arrival days are July 20th and July 22nd.

ASSISTANT: The Spirit airline with flight number 1009 is available having fare as 100 and connection as 1, is it ok for you?

USER: Yes, I am ok with that flight ticket booking.

ASSISTANT: Ok, your reservation is confirmed.

USER: Thank you for your kind service.