You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you out?

USER: I have to attend a cultural event at Houston, can you help me to book a flight ticket from LAX to HOU?

ASSISTANT: Sure, we are happy to help you. Please provide your travelling dates.

USER: I want to fly on 27 Oct and return on 29 Oct.

ASSISTANT: Do you prefer any lay by in between journey?

USER:  I am willing to travel in a single connecting flight.

ASSISTANT: Is there any other specifications for you?

USER: No.

ASSISTANT: Can I have your good name?

USER: Gregory Roberts.

ASSISTANT: We found a direct flight in Hawaiian airline with a fare of 200 which departs at 22:00 and return at 2:00. Shall I proceed for booking?

USER: Please proceed to booking.

ASSISTANT: Ok, your ticket is reserved in an economy class and the flight number is 1016.

USER: Thank you.

ASSISTANT: Thank you for contacting us.