You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I amend you today?

USER: Will you please aid me in making a reservation to reach San Francisco, SFO as I want to go for death valley adventure?

ASSISTANT: Sure, may I know from where your want to start your journey?

USER: Philadelphia, PHL is my nearest airport, so I prefer to start from that point.

ASSISTANT: Can you please let me know your planned journey dates?

USER: My travelling dates are from 05/23 to 05/25.

ASSISTANT: Do you have any restrictions on price limit?

USER: Yes, It should not exceed 500.

ASSISTANT: May I know your name please?

USER: I am Samantha Miller.

ASSISTANT: Ok, please wait for a moment.

USER: sure.

ASSISTANT: We found a Spirit airlines, flight number 1021, 1 stopover in between journey and the cost of 100. Shall I proceed with the booking?

USER: Please confirm this.

ASSISTANT: Your booking has been done successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for availing us. Have a nice journey.