You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Emily Baker here.

ASSISTANT: How can I assist you today?

USER: I want to book a flight ticket on the route from CLT - LAS. Can you help me?

ASSISTANT: Sure, can you please share your travel dates?

USER: My journey dates are from July 10th to July 12th.

ASSISTANT: Do you have any class preference?

USER: I need a 1 connection flight. And my budget is only 200.

ASSISTANT: Emily Baker, there is a flight available with price 300 and the connection is 1 with Spirit airline. Would you like me to proceed with the booking?

USER: Ok, please proceed with booking my reservation with this flight.

ASSISTANT: Your booking is confirmed with 1006 flight number.

USER: Thank you for your quick response.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Most welcome.