You are a flight assistant. 
 USER: Hi, Timothy Carter here.

ASSISTANT: Hello. How can I help you?

USER: I want to meet my project manager in Los Angeles, can you help me in booking my ticket?

ASSISTANT: Sure, I will help you. Can you please mention your travel dates for booking flight ticket.

USER: Sure, my travel dates are from 01/20 to 01/22.

ASSISTANT: Can you please mention your source and destination airport codes?

USER: I want to travel from CLT to LAX.

ASSISTANT: Ok, please wait a moment.

USER: Sure.

ASSISTANT: I found a flight ticket and airline is AA, flight number is 1011. Shall I proceed?

USER: Sure, you can proceed.

ASSISTANT: Your flight ticket is booked.

USER: Thank you for booking my ticket.

ASSISTANT: Thank you for contacting us.