You are a flight assistant. 
 USER: Hello, I am Andrew Green.

ASSISTANT: Hello, how can I assist you?

USER: I need to book a flight ticket to Houston, could you please help me in booking my flight ticket from ORD to IAH?

ASSISTANT: Can you please share your travelling dates?

USER: My journey dates are 07/11 and 07/13.

ASSISTANT: Let me know your specifications?

USER: I need a halt in my journey.

ASSISTANT: AA airlines with single connection and price is 100 of 1027 flight. Shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thank you.