You are a flight assistant. 
 USER: Hello. This is Janet Garcia from Seattle.

ASSISTANT: Hello, how can I assist you today?

USER: I would like to fly from Seattle with my sister to meet my cousin who are staying in Houston TX-HOU. Could you please aid me in booking a flight ticket from WA-SEA?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My depart will be on 07/16 and return on 07/18.

ASSISTANT: May I know your price limit?

USER: Price limit is below 200.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: We found a Delta airline, flight number: 1011, price: 100 with one connection.

USER: You can proceed with the booking.

ASSISTANT: Your flight ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.