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

ASSISTANT: Hello,. How may I help you?

USER: I want to head to New York to narrate a story to an actor. Can you help me book a connecting flight?

ASSISTANT: Let me know your travelling codes?

USER: My boarding and landing points are PHX and LGA.

ASSISTANT: Can I know your travelling dates?

USER: I need to reach New York on 08/03 and my return date will be on 08/05.

ASSISTANT: Sorry, no flights found for your travelling dates.

USER: No issues, I'll choose any alternative to reach my destination. Thank you.

ASSISTANT: Thank you.