You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: 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, may I know your planned travel dates?

USER: I would like to depart on July 28th and return on July 30th.

ASSISTANT: Do you have any class preference?

USER: I need a economy class flight.

ASSISTANT: May I know your name for the documentation purpose?

USER: I am Ashley Mitchell.

ASSISTANT: Do you have any another specifications on this journey?

USER: I have no other specifications.

ASSISTANT: Southwest Airlines providing a flight with the price 100 with 2 connection and Its in economy class only. Can I proceed for the booking.

USER: Yes, please confirm the booking.

ASSISTANT: Your flight ticket reservation done with the flight number 1001.

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

ASSISTANT: Welcome, thank you for reaching us.