You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How may I help you?

USER: On my name Barbara Perez, I need a connecting flight to Los Angeles, LAX.

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: Please specify travelling dates?

USER: I will travel on 12/21 to attend my niece birthday. I will be back on 12/23.

ASSISTANT: Please mention your boarding airport code?

USER: It's from Phoenix, PHX.

ASSISTANT: Ticket can be booked with price 300, airline is Delta. Flight number is 1010.

USER: I am flexible to travel. You can confirm it.

ASSISTANT: Ticket is booked.

USER: Thank you for assisting me.

ASSISTANT: Thanks.