You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how can I be of your helping hand?

USER: I would like to visit Waterwall waterfalls in Houston, TX - HOU with my colleagues on weekend. Can you help me with booking flight ticket within fare 1000?

ASSISTANT: Sure, we are willing to help you.

USER: Thanks for your response.

ASSISTANT: Can you please share me your source point?

USER: My source is Phoenix, AZ - PHX.

ASSISTANT: What are your planned dates to travel?

USER: My planned dates are on 08/30 and on 09/01.

ASSISTANT: Ok, please wait a moment while I am checking the availability of flights on your dates.

USER: Sure, I will wait for the response.

ASSISTANT: There is a flight in Delta airline at a fare 100 with a connection and flight number is 1015.

USER: I am comfortable with that airline, proceed for booking.

ASSISTANT: I need your name to proceed further.

USER: Nicholas Phillips, is my name.

ASSISTANT: Your ticket is reserved.

USER: Thanks for being my helping hand.

ASSISTANT: Thank you for approaching us.