You are a flight assistant. 
 USER: Hi, I am Raymond Allen.

ASSISTANT: Hello, how can I help you?

USER: I have to attend a sports festival at Houston, TX - HOU as I am a cricket player. Can you please book a ticket with a halt?

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to depart on 11/25 and return on 11/27.

ASSISTANT: May I know your source code?

USER: My origin is Boston, MA - BOS.

ASSISTANT: There is a Southwest 1020 airline which matches your requirements. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed on name of Raymond Allen.

USER: Thanks for your good assistance.

ASSISTANT: Thank you for approaching us.