You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, How can I serve you?

USER: I am Rebecca Thomas. I need to attend a conference at Houston, TX- HOU. Help me with the reservation.

ASSISTANT: Sure, We are here to help you out. To give you complete information about flight details, I need your origin point and journey dates.

USER: Sure, I want to start my journey from Phoenix, AZ- PHX on 20th Oct  and return on 22nd Oct. I need a connection between my journey with price 5000.

ASSISTANT: Please wait a minute, I will check and let you know.

USER: OK, sure.

ASSISTANT: There is an availability of flight matching your preference with flight number: 1008, and airline: Spirit. Can I proceed with booking?

USER: OK, go on.

ASSISTANT: Your ticket is confirmed.

USER: Thank you for the reservation.

ASSISTANT: Thank you for choosing us.