You are a flight assistant. 
 USER: Hello, I am Margaret Harris.

ASSISTANT: Hello, how may I help you for the day?

USER: I am planning to visit a NASA space center at Houston, can you book a ticket with in the fare of 1000?

ASSISTANT: Sure, can you please provide your travel dates?

USER: I want to fly out on 04/05 and return on 04/07.

ASSISTANT: Do you have a connection limit?

USER: My connection limit is one.

ASSISTANT: Can you please share your airport codes?

USER: I want to travel from LAS to IAH.

ASSISTANT: Please wait for a minute.

USER: Ok.

ASSISTANT: We found an airline Delta with flight number 1004 is matching with your requirements. Price 200 with a single connection.

USER: Please proceed with my booking.

ASSISTANT: Your booking has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thank you for contacting us, have a wonderful day.