You are a flight assistant. 
 USER: Hello, I am Karen Davis.

ASSISTANT: Hello, How can I assist you?

USER: As my friends are going for round trip, I also want to join with them. Can you please help in booking a ticket?

ASSISTANT: Surely, I will assist you. May I know the travel details?

USER: My journey dates are from 09/08 to 09/10. Airport code: HOU.

ASSISTANT: I am happy to inform you, We found a flight from AA airline. Flight number 1000. Price 100 with one connection.

USER: You can proceed.

ASSISTANT: Your flight has been booked.

USER: Thank you.

ASSISTANT: Thank you for availing us.