You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to meet my parents on my birthday, so please book my ticket from LAS to PHX.

ASSISTANT: Sure, when are you planning to travel?

USER: My itinerary dates are Aug 1 and Aug 3.

ASSISTANT: Can I have your name please?

USER: Mary Martinez here.

ASSISTANT: Do you have any preferences?

USER: I need a connecting flight.

ASSISTANT: We found a flight in an airline American with 1000 number having a single connection price of 100 in an economy class. Shall I proceed to book?

USER: Please book my ticket.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for availing us.