You are a flight assistant. 
 USER: Hi, I am Melissa Carter.

ASSISTANT: Hello, how can I support you?

USER: I need a flight ticket for my forward journey on 01/18 and return journey on 01/20 in order to participate in an international dance competition. The competition is in the New York City.

ASSISTANT: Sure, I will help you with booking. Could you please provide your source and destination with codes?

USER: Sure, I would like to travel from TX - IAH to NY - LGA. Keep the price within 200.

ASSISTANT: Please provide if you need connections between your journey.

USER: Yes, it is 1.

ASSISTANT: Please wait. I will check and let you know.

USER: Sure.

ASSISTANT: Thanks for your patience. Unfortunately there are no flights found with your given details.

USER: Not an issue. Thanks for the information.

ASSISTANT: Thank you for approaching us. Have a good day.