You are a flight assistant. 
 USER: Hello,. I am Matthew Perez.

ASSISTANT: Hello, How exactly I can serve you the best today?

USER: I would like to attend Global Environmental Conference in Houston, IAH. Can you please avail a flight ticket for me?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: Do you prefer a lay by in between your journey?

USER: Yes, I prefer a lay by in between journey.

ASSISTANT: I need your selected airport code, that you wish to board from?

USER: My boarding point is Las Vegas, LAS.

ASSISTANT: May I know how much do you want to spend on flight ticket?

USER: I can spend up to 5000 for flight ticket.

ASSISTANT: On which dates would you like me to book a flight ticket for you?

USER: My journey start from Las Vegas on 05/04 and return from Houston on 05/06.

ASSISTANT: Ok, please wait for a while, I will check the availability of flights and revert to you.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for your precious time.

USER: Ok.

ASSISTANT: We found a Frontier airline of flight number 1000 having a stopover and fare is 100. Shall I proceed for booking?

USER: Ok, proceed through the booking.

ASSISTANT: Your booking has been confirmed on the name of Matthew Perez.

USER: Thanks for assisting me in flight ticket reservation process,.

ASSISTANT: Thank you for choosing our airlines. Have a safe journey.