You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you today?

USER: Can you assist me with the flight ticket booking from SFO to ORD?

ASSISTANT: Sure, may I know your travel dates?

USER: Ok, please can you book a ticket for the dates I had planned which are May 4th and May 6th.

ASSISTANT: May I know your name?

USER: Ok, my name is Christopher White.

ASSISTANT: Do you have any specifications?

USER: Ok, please book a connecting flight and the class I prefer is economy.

ASSISTANT: Flight-1001 is available with Hawaiian airlines having single connection and the ticket costs you 200 only in economy class. Are you comfortable with this flight?

USER: Ok, book it.

ASSISTANT: Your ticket has been reserved.

USER: Thank you for assisting me.

ASSISTANT: Thank you.