You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I would like to meet my family at Philadelphia, please help me in booking a ticket from CLT to PHL.

ASSISTANT: Sure, please share your journey dates?

USER: My planned journey dates are on Apr 27 and Apr 29.

ASSISTANT: Do you have any specifications?

USER: I need a connecting flight.

ASSISTANT: Is there any class preferences?

USER: No, any class is comfortable for me.

ASSISTANT: May I know your good name please?

USER: My name is Robert Gonzalez.

ASSISTANT: We found a flight in Frontier airlines, flight number is 1009 with single connection and price is 100 economy class. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your ticket has been booked.

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

ASSISTANT: Thank you for choosing us.