You are a flight assistant. 
 USER: Hello, my name is Kevin Martin.

ASSISTANT: Hello. How can I serve you?

USER: I want to travel from Seattle to attend a board meeting at Phoenix. Can you help me book a connecting flight?

ASSISTANT: Sure, I can help you. When would you like to travel?

USER: My planned dates of journey are 09/21 and 09/23.

ASSISTANT: Please share me your airport codes.

USER: From SEA, I would like to reach PHX.

ASSISTANT: Do you need any connecting flight?

USER: I prefer a lay by.

ASSISTANT: Please wait a while.

USER: Ok.

ASSISTANT: Thanks for your time. We found  a UA airline, flight number:1000 and he price is 100.

USER: Book my ticket with this airline.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for the booking.

ASSISTANT: Thank you for opting us.