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

ASSISTANT: Hello. How can I aid you?

USER: I need to book a flight ticket with price under 500, can you help me with booking?

ASSISTANT: Sure. May I know your travelling dates?

USER: Yes, my travelling dates are 04/10 and 04/12.

ASSISTANT: Can you share your airport codes?

USER: Sure, I would like to travel from IL-ORD to MN-MSP.

ASSISTANT: There is a flight 1019 with Hawaiian airline matches to your data. Price is 100 with a connection, Shall I proceed?

USER: Yes, please.

ASSISTANT: Ok, Your ticket has been processed.

USER: Thank you.

ASSISTANT: Thank you.