You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I'm planning to go for trekking at Oakland hills, can you please book a ticket from HOU to OAJK?

ASSISTANT: Sure, can you please let me know your travel dates?

USER: Sure, my planned departure and return travel dates are 07/23 and 07/25.

ASSISTANT: Ok, please wait for a while.

USER: Fine, my destination airport code is OAK. Please search for the flights accordingly.

ASSISTANT: Sure, can you please help me with your name?

USER: Yes, my name is George Perez.

ASSISTANT: There is a flight available with UA airlines and the ticket fare is 100 only. Are you comfortable with this flight?

USER: Yes, I'm comfortable with that flight. You can proceed for booking.

ASSISTANT: Perez, your ticket is booked with the flight-1011.

USER: Thank you so much for your help.

ASSISTANT: You are welcome and thank you for choosing us.