You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to celebrate my birthday in my friend house. Can you help me to do the reservation?

ASSISTANT: Sure. May I know your complete journey details?

USER: My airport codes are DEN-LAS. Dates are 06/05 and 06/07.

ASSISTANT: May I know your name please?

USER: Sandra Garcia.

ASSISTANT: Please wait for a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: Thanks for waiting. I found a flight with your given details. The flight number: 1023, airline: Southwest, price: 100 with one connection. Shall I proceed with this booking?

USER: Please proceed.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you so much.

ASSISTANT: Thanks for choosing us.