You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: Nancy Moore here.

ASSISTANT: How may I assist you?

USER: I want to reserve a flight ticket from ORD to PHL. Can you help me?

ASSISTANT: Sure, I am here to help you out. May I know your travelling dates please?

USER: My travelling dates are June 17 to June 19.

ASSISTANT: Do you need any halt?

USER: I need 1 halt only.

ASSISTANT: In which class, you want me to book your flight ticket?

USER: No, thank you for asking.

ASSISTANT: Southwest airlines is available in your route with the ticket fare of 400, shall I proceed with the booking?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is booked with the flight-1023.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.

USER: Most welcome.