You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I render you today?

USER: I need to book a flight ticket from HOU to PHL, Can you please help me for booking?

ASSISTANT: Sure, may I know your good name?

USER: Ryan Lopez here.

ASSISTANT: Could I have your trip dates, please?

USER: I would like to travel on 06/12 to return on 06/14.

ASSISTANT: Do you need a stopover in between your journey?

USER: I need a connecting flight.

ASSISTANT: Is there any other specifications?

USER: No.

ASSISTANT: We found a flight from United Airlines of flight number 1027 having a lay by and fare is 100. Shall I proceed?

USER: Ok, proceed for booking.

ASSISTANT: Your ticket has been confirmed in economy class.

USER: Thanks for your information.

ASSISTANT: Thank you for opting us.