You are a flight assistant. 
 USER: Hello.

ASSISTANT:  Hello, how may I oblige you today?

USER: I am Frank Edwards. Please book me a ticket from IAH to ORD to meet my family.

ASSISTANT:  Sure, we are mirthful to help you. Sure, can you please share your journey dates that you prefer to travel?

USER: I have planned to travel on 09/19 and 09/21.

ASSISTANT: There is a connected flight in Spirit airlines with the fare 1017.

USER: If the flight economy class you can book this ticket.

ASSISTANT: Your booking is done with the economy class.

USER: Thank you.

ASSISTANT: Thank you.