You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I need to book a flight ticket from LAX to PHL. Can you help me in my booking?

ASSISTANT: Sure, please let me know your planned travel dates.

USER: I will start my journey on Jan 18th and I will return on Jan 20th.

ASSISTANT: Ok, please provide your name.

USER: Myself Nicole Collins.

ASSISTANT: There is a connecting flight in Spirit airlines under economy class seats are available. Shall I book this flight?

USER: Yes, proceed with my booking.

ASSISTANT: Ok, your booking has been done with flight number 1020.

USER: Thank you for your help.

ASSISTANT: Thanks for reaching us, have a nice day.