You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Christine Lewis here.

ASSISTANT: Christine Lewis. How may I help you?

USER: I would like to visit HOU, can you help me to book a flight ticket from OAK?

ASSISTANT: Sure, can you provide me with itinerary dates?

USER: My travelling dates are 30 Aug and 01 Sep.

ASSISTANT: Give me a moment please.

USER: Sure, take your own time.

ASSISTANT: Southwest airlines with flight 1016 is providing service on your route with single connection.

USER: Please proceed to booking.

ASSISTANT: Your ticket is booked in the economy class with the cost of 100.

USER: Thank you for helping me.

ASSISTANT: Thank you for choosing us.