You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Please help me to book a flight ticket from HOU to LAS.

ASSISTANT:  I am here to help you with your concern. Sure, can you please let me know your trip dates?

USER: My journey dates are from June, 06 to June, 08.

ASSISTANT: Would you like to fly with connecting flight or direct flight?

USER: I need a single connecting flight.

ASSISTANT: Are you comfortable with economy class flight or business class flight?

USER: I am happy with any class.

ASSISTANT: Do you have any specific time concern?

USER: No.

ASSISTANT:  Could you help me with your name please? So, I can check for the flights availability.

USER: Jennifer Scott.

ASSISTANT:  There is a flight available for the mentioned and also which match your needs, Frontier Airlines is having a connecting flight with 1027 flight number and airfare is 100. Are you comfortable with this flight?

USER: Please proceed for booking.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for opting us.