You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I want to fly from LAS to PHL, can you please book a flight ticket?

ASSISTANT: Sure, can I know your travelling dates?

USER: My journey dates are Aug 12 and Aug 14.

ASSISTANT: On which name should I reserve the flight ticket?

USER: I am Brenda Williams.

ASSISTANT: Do you have any connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: We found Frontier airline with price 100 and economy class and airline number is 1019 with arrival time is 23:00 hours and departure time is 12:00 hours, Shall I proceed for booking?

USER: Go ahead.

ASSISTANT: Your ticket is booked.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.