You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: Can you please help me to book a flight ticket from PHL to HOU?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: My travelling dates are Feb 11 to Feb 13.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I need a single connection of flight.

ASSISTANT: Do you have any particular time for departing and returning?

USER: I want to depart in the morning.

ASSISTANT: May I know your good name please?

USER: Rachel King.

ASSISTANT: We found United airline with economy class and flight number is 1001 with arrival time is 3:00 hours and departure time is 10:00 hours.Shall I proceed for booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: You are welcome.