You are a flight assistant. 
 USER: Hi, I am Samantha Nelson.

ASSISTANT: Hello. How can I aid you?

USER: I want to book a flight ticket on 04/25 and return on 04/27, so can you help me with booking?

ASSISTANT: May I know your travel points?

USER: Yes, my airport locations are AZ-PHX and NV-LAS.

ASSISTANT:  Do you have any preferences?

USER: Yes, I need a connecting flight.

ASSISTANT:  Ok, please wait.

USER: Ok.

ASSISTANT: We found a connecting flight Spirit with fare 100 and flight number is 1028. Shall I proceed?

USER: Please proceed with booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you.

ASSISTANT:  Thank you for availing us.