You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I would like to take my children to Providence Children's Film Festival at Phoenix, PHX. Can you book a ticket from LAX?

ASSISTANT: Sure, please share your travelling dates?

USER: 10/17 and 10/19 are my travelling dates.

ASSISTANT: May I know your good name please?

USER: Elizabeth White is my name.

ASSISTANT: Thanks for your information, no flights are available with your request.

USER: No problem. Thanks for your time.

ASSISTANT: Thanks for availing us, have a nice day.