You are a flight assistant. 
 USER: Hi. I am Justin Garcia.

ASSISTANT: Hello, how can I aid you?

USER: I want to book a flight to Las Vegas to bring back my certificates from my university, can you help me?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know when you have planned to travel?

USER: My journey dates are from 02/13 to 02/15.

ASSISTANT: Ok, could you please share your price limit for this journey?

USER: I can bare up to 200.

ASSISTANT: Please provide your journey codes to proceed further.

USER: My airport codes are from TX - IAH to NV - LAS.

ASSISTANT: Thank you for providing your details, we found a flight with number 1014 and airline Delta at a price of 100 with 1 connection. Shall I proceed?

USER: Proceed with my booking.

ASSISTANT: Sure, your booking is done.

USER: I appreciate your service, thank you for your help in booking my flight ticket.

ASSISTANT: Thank you for reaching us, have a nice day.