You are a flight assistant. 
 USER: Hello, I am Helen Hill.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight  ticket with single connection in between the journey. Could you please help me?

ASSISTANT: Sure, let me know your travel dates.

USER: Ok, I need to fly on 04/19 and return on 04/21.

ASSISTANT: Please provide me your journey points.

USER: I want to attend my nephew cradle ceremony at TX-IAH from IL-ORD.

ASSISTANT: We found a connecting flight with price 100, shall I proceed for booking?

USER: Yes, Please proceed.

ASSISTANT: Your ticket has been reserved with AA airline, flight number 1014.

USER: Thank you for tyour response.

ASSISTANT: Thank you for choosing us.