You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I help you today?

USER: I am planning to attend a live music concert at New York, so can you please help me in booking a flight ticket from Houston?

ASSISTANT: Sure, could you please mention your Journey dates?

USER: I want to travel on 08/19 and intend to return on 08/21.

ASSISTANT: Kindly, provide your Source and destination airport codes.

USER: HOU and JFK are my journey airport codes.

ASSISTANT: To proceed further, may I know your name please?

USER: Sure, my name is Emily Clark.

ASSISTANT: We found a connecting flight in Frontier airline with 1009 flight number and the price is 100. Shall I proceed?

USER: Do not proceed with the booking, I need a direct flight.

ASSISTANT: Ok.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.