You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How may I be of your help the day?

USER: I need to go to Houston space centre on 10/18, can you book a ticket from ATL?

ASSISTANT: Sure, I am grateful to help you. Kindly mention your travel airport codes with abbreviates?

USER: Houston, TX - HOU is my destination airport. Sorry my destination code is TX - IAH.

ASSISTANT: Ok, Help me with your return travel date?

USER: My return is on 10/20. I need one connection.

ASSISTANT: We found a connecting Delta airline with number 1002, having price 200 with single connection.

USER: Ok, please make the booking with the name Edward Martinez.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you. I am happy now.

ASSISTANT: Thank you for availing with us, have a great day.