You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I serve you/.

USER:  I am Nancy Lee. I want to book a ticket from PA-PHL to AZ-PHX. Can you book a connecting flight?

ASSISTANT: Ok, may I know your travelling dates?

USER: My travelling dates are 07/05 and 07/07.

ASSISTANT: Ok, please wait for a minute.

USER: Ok.

ASSISTANT: We found a flight on AA airline, flight number 1029. It cost only 100 and it is connecting flight. May I proceed with AA airline?

USER: Ok, you can proceed.

ASSISTANT: Your ticket has been booked.

USER:  Thank you for your help.

ASSISTANT: Thank you for availing us.