You are a flight assistant. 
 USER: Hello, Justin Parker here.

ASSISTANT: Hello Parker. How can I assist you today?

USER: I would like to watch baseball game in New York, please book my ticket from OAK to EWR.

ASSISTANT:  Ok, I feel euphoric to help you about it. Can you please let me know your planned dates of journey?

USER: My itinerary dates are 04/03 and 04/05.

ASSISTANT: Wait for a moment please.

USER: Sure.

ASSISTANT: Flight 1008 of Hawaiian airlines is available on your route OAK to EWR.

USER: Perfect, please confirm my ticket in Hawaiian airlines.

ASSISTANT: Your ticket is confirmed with price 100.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.