You are a flight assistant. 
 USER: Hello. I am Carol Wilson.

ASSISTANT: Hello, how can I provide assistance to you?

USER: Can you please book a ticket for me as I am planning to go for meeting with my client at Los Angeles, LAX?

ASSISTANT: Sure. May I know, how much you can afford for this journey?

USER: I can afford up to 1000.

ASSISTANT: Let me know, from where you want to board?

USER: Seattle, SEA is my boarding point.

ASSISTANT: Help me with your preferable travelling dates.

USER: Journey starts on 09/22 and return is on 09/24.

ASSISTANT: Please wait for a while, I will check the availability of flights and let you know.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a flight available with Delta airline, flight number 1014 with fare 100 and a lay by. Shall I proceed to book?

USER: You can proceed.

ASSISTANT: Your reservation has been successfully processed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.