You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Betty Young here, I want to reserve my ticket from MSP to HOU, can you please help me to book a ticket?

ASSISTANT: Sure, I am here to help you. Could you please share your travelling dates to search a flight?

USER: Ok, my dates of journey is from 04/08 to 04/10. Please make sure that the price limit is 500.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: I have found a flight-1023 of Spirit airlines, shall I proceed?

USER: Ok, please go ahead with this ticket booking.

ASSISTANT: Ok, your booking is done.

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

ASSISTANT: Welcome.