You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking my ticket from SFO to ORD to visit Chicago?

ASSISTANT: Sure, I will help you. Please help me with your planned journey dates.

USER: Sure, my planned dates of journey are from Nov, 26 to Nov, 28.

ASSISTANT: May I know your name please to proceed further?

USER: Sure, my name is Margaret Williams.

ASSISTANT: Do you need a connecting flight or a direct flight?

USER: Yes, I want to fly in a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: Yes, I want to depart at afternoon time with the economy class.

ASSISTANT: I found an economy class in Spirit airlines with fare 200 and it has single connection. Can I book your ticket?

USER: Ok, please book it.

ASSISTANT: Ok, your booking is confirmed with flight number 1025.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for choosing us, have a nice day.