You are a flight assistant. 
 USER: Hello, I am Eric Brown.

ASSISTANT: Hello. Eric Brown, how can I guide you?

USER: I am planning to visit National gallery of art in Washington, can you please help me to book a flight with single connection?

ASSISTANT: To reserve a ticket, may I know your airport codes?

USER: I want to fly from LGA to IAD.

ASSISTANT: Have any price limit?

USER: My price is 5000.

ASSISTANT: Could you share me your dates of journey?

USER: My journey dates are 04/20 to 04/22.

ASSISTANT: Hawaiian airline of price 100 with a connecting flight in 1003 number. Shall I make it to reserve?

USER: Yes, please proceed.

ASSISTANT: Your ticket was booked.

USER: Thanks for your service.

ASSISTANT: Thank you.