You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: Pamela Lopez here.

ASSISTANT: Nice to meet you Pamela.

USER: Me and my friends are planning to visit Boston Botanical Park, as it's a part of our research. Please book me a ticket from PHL to BOS.

ASSISTANT: Great, please provide your trip dates.

USER: Please find the flight service on 02/20 and 02/22.

ASSISTANT: Sorry for the inconvenience, according to your details there is no flight for you.

USER: That's ok, no issues. Thank you for your information.

ASSISTANT: Thank you for reaching out.