You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Kevin Lee here.

ASSISTANT: How can I assist you?

USER: I want to reserve my ticket from JFK to SFO, can you please help me out?

ASSISTANT: Sure Lee, can I know the travel dates please?

USER: Sure, my planned dates of journey are from 02/14 to 02/16.

ASSISTANT: Ok, wait a moment please.

USER: Sure, I will wait.

ASSISTANT: There is a flight in Spirit airline with price 100, can I book it?

USER: Ok, please go ahead with this booking.

ASSISTANT: Your ticket has been booked with flight number 1007.

USER: Thank you for your help in booking my ticket.

ASSISTANT: Thank you for approaching us.