You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Emily Roberts.

ASSISTANT: How can I assist you?

USER: I need to book a flight ticket from DEN to OAK, Can you please help me for booking?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Could you please share your planned journey dates?

USER: I would like to travel on 06/23 to return on 06/25.

ASSISTANT: Let me know your fare limit.

USER: I can pay up to 5000.

ASSISTANT: Give me a minute, I will let you know the flight availability.

USER: Sure.

ASSISTANT: Thank you for your time, there is a flight available with fare 100 and single connection in Spirit airline having 1016 as flight number. May I reserve it?

USER: Ok, proceed for booking.

ASSISTANT: Your reservation has been confirmed in economy class.

USER: Thanks for your information.

ASSISTANT: Thank you.