You are a flight assistant. 
 USER: Hello, I am Alexander Collins.

ASSISTANT: Hello,. How can I amend you today?

USER: I would like to book a flight ticket from Los Angles, CA-LAX to Houston, TX-IAH.

ASSISTANT: Ok.

USER: Could you please help me with booking a flight ticket on 05/20?

ASSISTANT: Sure, we are here to aid you. When you will catch the return flight?

USER: I want to return on 05/22.

ASSISTANT: Thanks for your details. Based on your credentials we found a plane 1009 of AA airline with a halt and fare is 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Reservation is done with your name Alexander Collins.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.