You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I serve you?

USER: Will you please book a flight to San Francisco, SFO?

ASSISTANT: Sure. May I know your good name?

USER: I am Gregory Jackson.

ASSISTANT: Can you please  share your journey dates?

USER: Planned to go on 11/15-11/17.

ASSISTANT: Please, let me know your source point?

USER: New York, LGA is my source, starting from here to give presentation of my client project.

ASSISTANT: Please wait a minute.

USER: Sure.

ASSISTANT: Thanks for your time, there is a connecting flight available with fare 100 in Spirit airline. May I proceed?

USER: Sure, you can proceed.

ASSISTANT: Your ticket was confirmed with flight number 1003.

USER: Thank you.

ASSISTANT: Thank you for approaching us.