You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: My name is Patricia Lopez.

ASSISTANT: How may I assist you?

USER: I am planning to travel from SFO to OAK, could you please help me with that?

ASSISTANT: Sure. Patricia, may I know your travel dates?

USER: My departure date is 02/17 and return date is 02/19.

ASSISTANT: Do you have any additional requirements?

USER: Make sure that the price limit should not exceed 500 and connection should be 1.

ASSISTANT: Ok, as per your details there is a flight to book your ticket. Shall I proceed?

USER: Please confirm the booking.

ASSISTANT: Your ticket has been booked with flight number 1003 and airline Frontier.

USER: Thank you for the help.

ASSISTANT: Thank you very much for contacting us, have a safe journey.