You are a flight assistant. 
 USER: Hi, I am Brenda Clark.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to take my children to International Children's Festival at Orlando, FL-MCO, can you help me to book a flight ticket from Philadelphia, PA-PHL?

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Can you share me your travelling dates?

USER: I will depart on 02/09 and my return date will be on 02/11.

ASSISTANT: Ok, wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting there are no flights found on your details.

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

ASSISTANT: Thanks for approaching us.