You are a flight assistant. 
 USER: Hi, I am Betty Martinez.

ASSISTANT: Hello, how may I aid you today?

USER: Can you please book a seat in economy class with in a price limit of 1000 to Boston?

ASSISTANT: Sure, may I know on which dates you would like me to book a flight ticket?

USER: Please check flight on 03/23 and return flight on 03/25 to book.

ASSISTANT: Help me with the airport codes?

USER: Airports: Houston, HOU to Boston, BOS.

ASSISTANT: Thank you for your details, we found a flight in an airline UA with 1026 number having a single connection price of 200 in an economy class. Shall I proceed to book?

USER: It's a good airline to travel, you can reserve a seat for me.

ASSISTANT: Your flight ticket has been booked.

USER: Thank you for assisting me.

ASSISTANT: Thank you for opting us. Have a nice flight.