You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you today?

USER: Can you help me to book a flight ticket from DFW to PHL?

ASSISTANT: Ok, I am here to help you with that. Can I know your planned trip dates?

USER: I planned my trip on the dates July 20 and July 22.

ASSISTANT: Ok, may I know your name?

USER: myself Shirley Harris.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: Please wait for a minute.

USER: Sure.

ASSISTANT: The Frontier airlines are providing a flight having a connection limit 1 and the ticket fare of 100. Can I proceed with the ticket booking?

USER: Please proceed.

ASSISTANT: I have confirmed your flight ticket in an economy class and the flight number 1002.

USER: Thank you for your help.

ASSISTANT: Thank you for approaching us. Have a safe journey.