You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Michelle Allen.

ASSISTANT: How can I assist you today?

USER: Can you please book a flight ticket from PHL to IAD?

ASSISTANT: Sure, I will help you in booking flight ticket.

USER: Thank you.

ASSISTANT: May I know your travel dates?

USER: Sure, I need to travel on dates of 09/15 and 09/17.

ASSISTANT: Ok, please wait a moment, I will check flight availability.

USER: Sure, take your time.

ASSISTANT: I have found a flight in this route as per your requested dates, airline is Frontier and flight number is 1002. Is it ok for you?

USER: That's fine, please proceed with booking.

ASSISTANT: Your flight ticket is booked successfully.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us, have a good day.

USER: Most welcome.