You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me to book a flight ticket with the name Anthony Collins to attend my sister's engagement on 01/26?

ASSISTANT: Sure, I will help you. Can you help me with your return date?

USER: I will return with in two days that is on 01/28.

ASSISTANT: May I know your price limit?

USER: I can pay up to 1000.

ASSISTANT: Help me with the source and destination codes?

USER: My airport codes are from TX-AUS to AZ-PHX.

ASSISTANT: I have found a flight in an airline AA airline with the flight number 1000. Shall I proceed to book?

USER: Yes, you can.

ASSISTANT: Your flight ticket has been booked. Thank you for reaching us.

USER: Thanks for your support.