You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need you to book a flight ticket from HOU to ORD. Please help me with it.

ASSISTANT: Sure, please share your journey dates?

USER: April 27 and 29 are my planned travelling dates.

ASSISTANT: Do you have any specifications?

USER: I wish to depart in the afternoon.

ASSISTANT: Is there any class preferences?

USER: NO, I ok with any class.

ASSISTANT: May I know your good name?

USER: My name is Elizabeth Campbell.

ASSISTANT: We found a flight in Hawaiian airlines, flight number is 1023 with single connection and price is 100 economy class. Shall I proceed?

USER: Great! Please book the ticket.

ASSISTANT: Your ticket has been booked.

USER: Thank you for the help.

ASSISTANT: Thank you for choosing us.