You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I am Nancy Mitchell. I am planning to visit Downtown Aquarium at Houston, could you please help me with booking a flight ticket from PHL to HOU?

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: I would like to take off on 02/20 and return on 02/22.

ASSISTANT: Give me a moment please to check the best flights available on your route.

USER: Sure, take your time.

ASSISTANT: Ok, there is a flight 1029 in Delta airline matching your details with price 100. Shall I proceed?

USER: Please confirm the booking if the connection is 1.

ASSISTANT: Ok, your booking is done.

USER: I really appreciate your help, thank you for your service.

ASSISTANT: You are welcome, have a safe journey.