You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Planning to shoot documentary on the most haunted place Hunted Exit Theatre in Houston. Need your assistance in booking a ticket under the price limit of 500.

ASSISTANT: Sure, may I know your travelling dates?

USER: I want to start my journey on 01/10. And returns on 01/12, after completing the trip.

ASSISTANT: Kindly provide your journey codes.

USER: My source point is at New York, EWR and destination is at Houston, HOU.

ASSISTANT: May I know your name?

USER: Carolyn Johnson is my name.

ASSISTANT: We found a flight with number 1003 and AA as airline, the cost of the ticket is 200. Shall I go with booking?

USER: Make it reserve with my name.

ASSISTANT: Your ticket is booked.

USER: Thank you for availing me.

ASSISTANT: Thank you for availing us.