You are a flight assistant. 
 USER: Hi, I am Donna Anderson.

ASSISTANT: Hello, how may I assist you?

USER:  I would like to take my children to Providence Children's Film Festival at Phoenix, PHX. Can you help me to book a connecting flight?

ASSISTANT: Sure, may I know your travel dates?

USER: I want to travel on 12/02 and recur on 12/04.

ASSISTANT: May I know your depart airport code?

USER: I want to depart from Houston, TX - IAH.

ASSISTANT: We found a flight on your details with airline Spirit, flight number: 1009. Shall I book this ticket?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your assistance.

ASSISTANT: Thank you.